This article argues that a range of child welfare interventions that sought to relocate children away from their birth families and home communities between the middle decades of the nineteenth and twentieth centuries drew on a common moral frame. These interventions – child migration schemes, assimilationist policies towards indigenous children, institutions of corrective confinement and the child protection movement – have typically been previously studied as isolated national or organisational phenomena. However, this article outlines a common moral frame to which they made reference structured around the figure of the redeemable child, vulnerable to the effects of polluted social environments, seen as needing to be re-located to new env...